Brake operating mechanism



Aug. 29, I 5 LA R E v BRAKE OPERATING MECHANISM Fil d Nov. 28, 1950 INVENTOR. LUDGER E. LA BR|E ATTORNEY Patented Aug, 29, 1933 brake'at one end'and'on the' chassis frame 'adpedal 46'or"its-ei;uivalent, and grgrefei-ably also 80 v Q j the tension cables are directedfto' the bellcra'nk the pdal'and hand lever tb operate independently t hookup arrangedaccording to myinvention; and A vehicle ihaving front wheelsiwithi brakes 95 a '45 The hassis illustrated includes the us ual chasof the righthandcables, a-lever connected to both the levers 26, or the equivalent operating part, inwardly toward thetlongitud-inal center line of V y N 1;924,6 1 1j,, 17

I. R Qm T M H M! Ledger E La Briesthm Ben (Lind; sigmaji a .to Bendix Brake Company-,I-South Bend, Ind a, p a corporationfoi Illinois w 1 V l, Application 'ldovember' Serial- N0. 498,621 s' i s Claln'is (01. who

This invention relates to brakes and is illusisoperated byaitension'cable 28 or th'e1ike-fextrated as embodied in a novel operating rneehtending towardthe'transve rse center line 'of the anism, for a system of four-wheel brakes for an." vehiclef The cables 28" jextendjthrough flexible v automobile." An object of the invention is to BOWden-c nduits SZ secured-to the brakes 18 5 simplify the operating ,mechanism by eliminattheir outer ends} andlhavingfittings aoseeurmg- 6Q ing the usual: transverse rock shafts andtheir them to the chassis frame; 1o opposite thefrar 11" associated-parts.

ends of'the front'sprin'gs and the 'frontfendsbf Having this object in mind, I prefer to utilize thereaij springs. vTheinnerendsloftheconduiti 1 tension conneetions from the four brakes, the 321'ii. e the ends loppositethe brakesfare 'di 10 connectionsfrom theleft front: and left rear rect'ed inwardlytoward the longitudinal' benter' brakes being operated'by a device suchjas a line or the,vehicleandsecuredbyfittinsii l orf I bell crank lever and the connections from the t l to a t a v s -m m e fifiJ mi part1 rightfront and right rear brakes being' connect of the chassis frame."{ 'Ihis-directs' the gendsfqf} edto another similar device such as anotherbell the cables 28 toward the lon'gitud-inalfoenter line 15 crank lever. Thetwo bell crank levers inaybe of-lthe vehiclefi a V r V ,70, arranged side byside'and operated by a 'pe daljor The oable' 28 frorn the; 'front and left arear other driver-controlled lever and-are preferably brakes are both connected to o ne ar n of't'l en arranged to be operated independently either by ran ve pivotedjon'a bra'cketZQ sequred'to the foot pedal or its equivalent or by the enr e'r-f thefcrossf member 36; whilethe cables 'fromf'the- 20' gency hand lever or its equivalent! I V right'l front and: rightrea1'; brakes ar'bothfco'rr- W In order'to avoid complications due to rela'- nected to a siinilar bellcranklever42 also piv ote I tive movement lof the parts: ime vehicle; I ally; fulcrumed on the bracketi lll. "Bo'thof the prefer to provide the connection to; each brake --bl1cranklevers 38 andifl2'areconnected by means with a flexible Bowden'eonduit mounted on the ch as Cablesor brake rods 44 t0 the usual brake jacent its transverse center linefat the other end, Connected d p t y by m r uc S" b j a the ends of the four-eonduits at the center of the 48 tOi hB usual h'amiixj m e$3 63" lever 5qr orfits vehiclebeing preferably turned inwardly toward equivalent. If the connections ii andj48 'ar 'riot"- the longitudinal center line of thel vehic le so that fi xibl pnri tiops sfi a cablqswhichpermit levers described above. p I O e c o he egdy rrunning joints maybe v The above and other objectsfand'ifeatures of] provided so that independence of operation is" the invention, includingvariousnovel and d'e 5 11 6. 1 I sirable details of constructionand arrang ment; L jWhile one illustrative? 35 will be apparent from the following description Ventionha'sbeen des grib'ed' of one illustrative embodiment shown in the aeintention to limitji ts s" companying drawing, in which; bodiment or other is Figure 1 is a diagrammatictopplan, viewof appended claims an automobile ehassis having a brake operating I clain'i:

Figure 2 is a, diagrammatic longitudinal sec- "and rar wheelswith brakes in Combination with 5: tion showing the parts 'of Figure 17in side eleva-' *operatingmeans for'the brakes including-tension tion, but with the left front and leftrear wheels "cablesext'ending toward the.lateralcenterlof the removei a a vehiclefromthebrakesalever connected to both V 1 sis frame 10 supported by the usualsprings upon of the lefthand cablesj and -two operating levers atfront axle I2 and a rear axle l l which are in v p d bly tQCIIjQ both of th ab turn supported by front road wheels 16 having described levers. V

brakes 18 and by. rear road wheels 20 having 2, Alvehiele having apairfoi front wheelspro brakes 22; The brakes themselves form no part vided-with brakes and a pair offrear v wheels pro- 9 of the present invention and may be of any deg vided with'brakes, a flexible conduit supportedat sired type. Each of them is shown as having a one endby each of said brakes'and each having" its p carn shaft24 with an operating lever 26. opposite endsuppo'rted-at the side of the vehicle According to the presentinvention', each= of adjacent the transverse center lineand directed llO " the vehicle, a tension operating element connected I at one end to each brakejand extending through the corresponding conduit and having its other end 1 extending transversely toward the longitudinal center line of the vehicle, a bell crank lever connected to both of the tension elements from the left front and left rear brakes, another, bell cranklever connected to both of the tension elements fromthe, right front and right rear brakes, and an operating lever connected to both of the belllcrank levers.

the cables.

3. A vehicle having a pair of frontiwheels pro- 'vided with brakes and apair of rear wheels pro-1 vided with brakes, a flexible'condu'it supported at.

one end byeach of said brakes andjeach having its opposite. end supported at the side jofgthe vehicle adjacent the transverse center line and directed inwardly toward the longitudinal center line of the vehicle, a tension operating element connected at one end to each brake and extending through thefcorresponding,conduit andhaving its other end extending transversely toward the longitudinalcenterline of the vehicle,;and operating'means connectedto the transversely-extending ends of ,4. A vehicle having a pair of front wheelsprovided with brakes and a. pair of rear wheels provided with brakes, aflexible conduit supported at onefend by each of said'brakes and each having ing: device connected to both oflthetension ele-. 3 ments fromthe leftlfront and left rear brakes,

- its opposite e nd supported at the 'side ofthe vehicleadjacentthe transversev center line and directed inwardly toward the longitudinal center line of the'vehicle, a tension operating element 5 connected at one end to each brake and extending through the corresponding conduitand having its other end extending transversely toward thelongitudinal center line of the vehicle, an operate anotheroperat'in'g deviceiconnected to both of the tension elements from the right front and right rear brakes, and an-operatinglever connected to both of the operating devices.

., 5. A vehicle having a pair of front wheels provided with brakesand a pair of rear wheels provided with brakes, a flexibleconduit supported at I one; end byieachof said; brakes and eachhavingitsfopposite end supported at the side of the ve jvz'hicle adjacent the transverse center line, and di-' rected inwardly -toward the longitudinal center.

line of the vehiole, a tension "operating element connected at oneendto each brake and extend(' ing throughthe corresponding conduit and hav+ ing its other end, extending transversely toward the longitudinal center line of i the vehicl'e, an operatingdevice connected, to both OffthG tension elements from the leftffronta'nd left rearbrakes,

another operating device connected to both of the tension elements from the right'front and right rear brakes, and two operating leversindepend ently connected to both of the operatingdevices. f

6. A vehicle having a pair v.of front wheels pro ivided with brakes; a pair "of rear wheels providedwith brakes;-fflexibleconduits" for each.

one end by itsassociated brake and having its opposite endsupported at a side of the vehicle} at a point adjacent to'the'transverse center line and directed inwardly therefrom toward the of said brakes,each conduit being supported at- 7 I longitudinal center line of the vehicle; a tension operating element for each of said brakes each tension operating element being connected: at one end to its associated brake, extending through the corresponding conduit, and having its other end extendingtransversely toward thelongitudinal center line ofthe' vehicle; and anoperating leverconnected to all of said cables.

LA vehicle having a pair ofpfront brakes, each conduit being supported a'tone end by its associated brake and having the opposite i007 wheelspro ivided with brakes; a pair of rear wheels provided withbrakes; a flexible conduit foreach of said,

end supported at the side of the vehicleat a' pointadjacent to the transverse center line 7 directed inwardly therefrom toward. the longif tudinal center line of the vehicle; a tension operoperating element being vconnected at one end ating element for each of said brakes, each tension toits associated brake, extending throughthe cor-responding conduit, and having its other end extending transversely toward the longitudinal center line of thevehicle; a bell crank lever con nected to the tension elements from the left front and left rear brake; another bell cranlilever con- 1 nected to the tension elements from the right front and right rear'brake; and an operating. .1,

lever connectedto both bell cranklevers. 8.- A-vehicle having a pair of. front whe'elsprovided with brakes; a pair 'of rear wheels provided with brakes; a flexible conduit; for each of said brakes, each conduit, being Supp rted at one end by its associated brake andhaving,its opposite 1 end supported at theside of the'vehicle at a point adjacent to the transverse center line and directed inwardly therefrom toward the longitudinal center line of. the vehicle, a tensionv operating element for each of said fbrakes each tension 1 operating element being connected atone end to its:"associated.'brake, extending through the corresponding conduit, and having its opposite 'end'exte'ndin'g transversely toward the longitudi- 

